m62421fp Renesas Electronics Corporation., m62421fp Datasheet
m62421fp
Available stocks
Related parts for m62421fp
m62421fp Summary of contents
Page 1
M62421SP/FP Tone and Volume Controller with 2 Line Control Outline M62421SP/FP is the tone and volume controller with 2 line control. This IC can apply the broad application because of low noise and distortion. Feature • Tone (Bass/Treble) control and ...
Page 2
M62421SP/FP Block Diagram 20 VR2 VR1 ref 1 REJ03F0208-0201 Rev.2.01 Mar 31, 2008 Page 420 Ω 1 1.8 k 420 Ω – VR3 VR5 SIMAMP2 117 k 200 k ...
Page 3
M62421SP/FP Pin Description Pin No. Pin Name 1 REF 2 CH1 IN 3 SIMIN1 4 SIMOUT1 5 BASS1 6 TRE1 7 OUT1 8 DGND 9 DAT 10 CLK DVDD 13 AGND 14 OUT2 15 TRE2 16 BASS2 ...
Page 4
M62421SP/FP Absolute Maximum Ratings Item Analog supply voltage AVdd Digital supply voltage DVdd Power dissipation Pd Thermal derating ratio Kθ Operating temperature Topr Storage temperature Tstg Recommended Operating Condition Item Analog supply voltage Digital supply voltage H level input voltage ...
Page 5
M62421SP/FP Electric Characteristics (Ta = 25°C, AVdd = 9 V, DVdd = 5 V and bass and treble = 0 dB unless otherwise noted) (1) Supply Voltage Item Symbol Analog supply current Icc Digital supply current Idd (2) I/O Characteristics ...
Page 6
M62421SP/FP Function Explanation Equivalent Circuit of Tone Control The resonance circuit is able to construct by using built-in amplifier for simulated inductor. (Shows the constant as follow Figure 1 The circuit used simulated inductor Center frequency: C1 • ...
Page 7
M62421SP/FP Input Data Format Input direction 0/1 0/1 TREBLE 0: BOTH 1: ONLY 1CHANNEL 0: 1ch 1: 2ch REJ03F0208-0201 Rev.2.01 Mar 31, 2008 Page VOLUME BASS 1 These ...
Page 8
M62421SP/FP Volume Control Volume Code ATT – – – – – – – ...
Page 9
M62421SP/FP Data and Clock CLK D0 D1 DAT DATA is read by CLK rise edge. Bus Line Timing Specification 75% 25 Item CLK clock frequency The HIGH period of the clock The LOW period of the clock Rise ...
Page 10
M62421SP/FP Level Diagram INPUT TERMINAL CH1 IN ref –∞ dB 117 k ref INPUT TERMINAL CH2 IN REJ03F0208-0201 Rev.2.01 Mar 31, 2008 Page 6.4 kΩ – + VOLAMP1 – + 1.8 k ...
Page 11
M62421SP/FP Logic Circuit CS DAT CLK REJ03F0208-0201 Rev.2.01 Mar 31, 2008 Page – + TONE AMP1 Level shifter Level shifter for volume control Decoder,Iatch for tone control Timing generator Shift register Analog block ref VOLAMP1 + – ...
Page 12
M62421SP/FP Application Example 2.2 µF IN2 Reference circuit example 470 µF 4.7 k 4.7 k Reference voltage 2.2 µF IN1 REJ03F0208-0201 Rev.2.01 Mar 31, 2008 Page 0.033 µF 0.47 µF 0.022 µ ...
Page 13
M62421SP/FP Package Dimensions JEITA Package Code RENESAS Code P-SDIP20-6.3x19-1.78 PRDP0020BA SEATING PLANE JEITA Package Code RENESAS Code P-SOP20-5.3x12.6-1.27 PRSP0020DA Index mark * REJ03F0208-0201 Rev.2.01 Mar 31, 2008 Page Previous ...
Page 14
Notes: 1. This document is provided for reference purposes only so that Renesas customers may select the appropriate Renesas products for their use. Renesas neither makes warranties or representations with respect to the accuracy or completeness of the information contained ...